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lists: add "const" qualifier to first arg of list_splice() operations 

Since neither the list_splice() nor __list_splice() routines modify their
first argument, might as well declare them "const".

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Robert P. J. Day 2008-04-29 00:59:29 -07:00 committed by Linus Torvalds
parent 8673511845
commit 95d8c365b2
1 changed files with 3 additions and 2 deletions
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5
include/linux/list.h
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@ -328,7 +328,7 @@ static inline int list_is_singular(const struct list_head *head)
return !list_empty(head) && (head->next == head->prev);
}
static inline void __list_splice(struct list_head *list,
static inline void __list_splice(const struct list_head *list,
struct list_head *head)
{
struct list_head *first = list->next;
@ -347,7 +347,8 @@ static inline void __list_splice(struct list_head *list,
* @list: the new list to add.
* @head: the place to add it in the first list.
*/
static inline void list_splice(struct list_head *list, struct list_head *head)
static inline void list_splice(const struct list_head *list,
struct list_head *head)
{
if (!list_empty(list))
__list_splice(list, head);